Home / 89,116.92-133,653.36-39,209.52

Finding the Fourth Proportional to 89,116.92, 133,653.36 and 39,209.52

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Solution

The fourth proportional to 89,116.92, 133,653.36 and 39,209.52 is: 58,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,116.92 : 133,653.36 = 39,209.52 : x
  2. Step 2: Convert to fraction form
    89,116.92/133,653.36 = 39,209.52/x
  3. Step 3: Cross multiply
    89,116.92x = 133,653.36 × 39,209.52
  4. Step 4: Simplify right side
    89,116.92x = 5,240,484,091.99
  5. Step 5: Solve for x
    x = 5,240,484,091.99/89,116.92
  6. Step 6: Final answer
    x = 58,804.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.